19921968

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{12577}}^1$

素因数の和:12602

約数の個数: 60

約数和(自身を含む): 60827208

約数和(自身を除く): 40905240

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 132, 144, 176, 198, 264, 396, 528, 792, 1584, 12577, 25154, 37731, 50308, 75462, 100616, 113193, 138347, 150924, 201232, 226386, 276694, 301848, 415041, 452772, 553388, 603696, 830082, 905544, 1106776, 1245123, 1660164, 1811088, 2213552, 2490246, 3320328, 4980492, 6640656, 9960984, 19921968]

約数ペア:

[(1, 19921968), (2, 9960984), (3, 6640656), (4, 4980492), (6, 3320328), (8, 2490246), (9, 2213552), (11, 1811088), (12, 1660164), (16, 1245123), (18, 1106776), (22, 905544), (24, 830082), (33, 603696), (36, 553388), (44, 452772), (48, 415041), (66, 301848), (72, 276694), (88, 226386), (99, 201232), (132, 150924), (144, 138347), (176, 113193), (198, 100616), (264, 75462), (396, 50308), (528, 37731), (792, 25154), (1584, 12577)]